It is a color changing mug. It has two functions: Music + color changing Shortly after pouring in hot water, the color and picture of mug will change magically. Pick up the mug, it will sing a song for you. This is because there is a light sensitive device under the mug. The material of mug is Xinyu porcelain which is the best material for color changing mug.
U.Price: FOB ShenZhen in China($) Negotiable Our minimum order is $300.00 USD. Price is negotiable for larger qty. or regular orders. If no filled update lastest price, Please send an inquiry, our sales staff will answer you soon)